20587917240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{85229}}^1$

素因数の和:85318

約数の個数: 192

約数和(自身を含む): 74191010400

約数和(自身を除く): 53603093160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 61, 66, 72, 88, 90, 99, 110, 120, 122, 132, 165, 180, 183, 198, 220, 244, 264, 305, 330, 360, 366, 396, 440, 488, 495, 549, 610, 660, 671, 732, 792, 915, 990, 1098, 1220, 1320, 1342, 1464, 1830, 1980, 2013, 2196, 2440, 2684, 2745, 3355, 3660, 3960, 4026, 4392, 5368, 5490, 6039, 6710, 7320, 8052, 10065, 10980, 12078, 13420, 16104, 20130, 21960, 24156, 26840, 30195, 40260, 48312, 60390, 80520, 85229, 120780, 170458, 241560, 255687, 340916, 426145, 511374, 681832, 767061, 852290, 937519, 1022748, 1278435, 1534122, 1704580, 1875038, 2045496, 2556870, 2812557, 3068244, 3409160, 3750076, 3835305, 4687595, 5113740, 5198969, 5625114, 6136488, 7500152, 7670610, 8437671, 9375190, 10227480, 10397938, 11250228, 14062785, 15341220, 15596907, 16875342, 18750380, 20795876, 22500456, 25994845, 28125570, 30682440, 31193814, 33750684, 37500760, 41591752, 42188355, 46790721, 51989690, 56251140, 57188659, 62387628, 67501368, 77984535, 84376710, 93581442, 103979380, 112502280, 114377318, 124775256, 155969070, 168753420, 171565977, 187162884, 207958760, 228754636, 233953605, 285943295, 311938140, 337506840, 343131954, 374325768, 457509272, 467907210, 514697931, 571886590, 623876280, 686263908, 857829885, 935814420, 1029395862, 1143773180, 1372527816, 1715659770, 1871628840, 2058791724, 2287546360, 2573489655, 3431319540, 4117583448, 5146979310, 6862639080, 10293958620, 20587917240]

約数ペア:

[(1, 20587917240), (2, 10293958620), (3, 6862639080), (4, 5146979310), (5, 4117583448), (6, 3431319540), (8, 2573489655), (9, 2287546360), (10, 2058791724), (11, 1871628840), (12, 1715659770), (15, 1372527816), (18, 1143773180), (20, 1029395862), (22, 935814420), (24, 857829885), (30, 686263908), (33, 623876280), (36, 571886590), (40, 514697931), (44, 467907210), (45, 457509272), (55, 374325768), (60, 343131954), (61, 337506840), (66, 311938140), (72, 285943295), (88, 233953605), (90, 228754636), (99, 207958760), (110, 187162884), (120, 171565977), (122, 168753420), (132, 155969070), (165, 124775256), (180, 114377318), (183, 112502280), (198, 103979380), (220, 93581442), (244, 84376710), (264, 77984535), (305, 67501368), (330, 62387628), (360, 57188659), (366, 56251140), (396, 51989690), (440, 46790721), (488, 42188355), (495, 41591752), (549, 37500760), (610, 33750684), (660, 31193814), (671, 30682440), (732, 28125570), (792, 25994845), (915, 22500456), (990, 20795876), (1098, 18750380), (1220, 16875342), (1320, 15596907), (1342, 15341220), (1464, 14062785), (1830, 11250228), (1980, 10397938), (2013, 10227480), (2196, 9375190), (2440, 8437671), (2684, 7670610), (2745, 7500152), (3355, 6136488), (3660, 5625114), (3960, 5198969), (4026, 5113740), (4392, 4687595), (5368, 3835305), (5490, 3750076), (6039, 3409160), (6710, 3068244), (7320, 2812557), (8052, 2556870), (10065, 2045496), (10980, 1875038), (12078, 1704580), (13420, 1534122), (16104, 1278435), (20130, 1022748), (21960, 937519), (24156, 852290), (26840, 767061), (30195, 681832), (40260, 511374), (48312, 426145), (60390, 340916), (80520, 255687), (85229, 241560), (120780, 170458)]